Home / 16,867,389.16-23,276,890.38-9,132,407.56

Finding the Fourth Proportional to 16,867,389.16, 23,276,890.38 and 9,132,407.56

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Solution

The fourth proportional to 16,867,389.16, 23,276,890.38 and 9,132,407.56 is: 12,602,664.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,867,389.16 : 23,276,890.38 = 9,132,407.56 : x
  2. Step 2: Convert to fraction form
    16,867,389.16/23,276,890.38 = 9,132,407.56/x
  3. Step 3: Cross multiply
    16,867,389.16x = 23,276,890.38 × 9,132,407.56
  4. Step 4: Simplify right side
    16,867,389.16x = 212,574,049,679,603.28
  5. Step 5: Solve for x
    x = 212,574,049,679,603.28/16,867,389.16
  6. Step 6: Final answer
    x = 12,602,664.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.